Home / 970,787.28-1,456,837.02-339,706.56

Finding the Fourth Proportional to 970,787.28, 1,456,837.02 and 339,706.56

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Solution

The fourth proportional to 970,787.28, 1,456,837.02 and 339,706.56 is: 509,789.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,787.28 : 1,456,837.02 = 339,706.56 : x
  2. Step 2: Convert to fraction form
    970,787.28/1,456,837.02 = 339,706.56/x
  3. Step 3: Cross multiply
    970,787.28x = 1,456,837.02 × 339,706.56
  4. Step 4: Simplify right side
    970,787.28x = 494,897,092,544.85
  5. Step 5: Solve for x
    x = 494,897,092,544.85/970,787.28
  6. Step 6: Final answer
    x = 509,789.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.